发明人冯建国,张德明,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 113010488 A, 授权公告日 2023-03-23.
发明人唐晓军,赵玉洁,林芳. "Method for the Synthesis of 3-Ethyl-1-methylpiperazin-2-one" [P]. 中国发明专利, 专利号 CN 111268900 A, 授权公告日 2020-10-06.
参考文献 Literature
Zhou X P, Huang L, Wu G. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2016, 1069, (3), 6206-6233.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1447, 9114-9138.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 3-Ethyl-1-methylpiperazin-2-one Using HRMS and NMR". Sci. Total Environ., 2018, 401, 1452-1471.